PRO2A 8" 9mm 1/10 Pistol Caliber Melonite M-LOK Upper

Product Overview

The **PRO2A 8" 9mm 1/10 Pistol Caliber Melonite M-LOK Upper** is a high-performance, duty-ready upper receiver designed specifically for the AR-9 platform. Featuring a perfectly balanced 8-inch barrel treated with a rugged Melonite finish, this upper delivers exceptional maneuverability without sacrificing velocity or accuracy. Engineered to run seamlessly with dedicated 9mm lower receivers or conversion blocks, it provides a rock-solid foundation for home defense, competition, or range use.

Key Features

Premium Melonite Barrel: High-end QPQ Melonite treatment offers superior corrosion resistance, easy maintenance, and extended barrel life.
Optimal 1/10 Twist Rate: Precision rifling stabilized for standard and heavy 9mm projectile weights, including popular subsonic ammunition options.
Slim Free-Float M-LOK Handguard: Modular M-LOK rail system provides ample real estate for lights, lasers, and vertical grips while keeping front-end weight low.
Platform Versatility: Engineered for cross-compatibility with various 9mm builds, ensuring smooth feeding and cycling across standard configurations.

Technical Specifications

Caliber:	9mm Luger (9x19mm)
Barrel Length:	8 Inches
Barrel Profile:	Pistol Caliber Contour
Twist Rate:	1:10 Right-Hand Twist
Barrel Finish:	QPQ Melonite / Black Nitride
Muzzle Device:	1/2x28 A2 9mm Flash Hider and Crush Washer
Handguard Type:	7 Inch Free-Float Modular M-LOK Rail
Receiver:	Milspec Billet Aluminum, Ejection Port Sized for PCCs, Anodized Black

Why Choose Pro2A Tactical?

At Pro2A Tactical, we eliminate the middleman to bring you professional-tier equipment at an unmatched direct-to-consumer value. Every upper receiver is precision engineered, built with premium USA-made components, and undergoes rigorous inspection to guarantee flawless performance out of the box. Whether you are constructing a dedicated pistol caliber carbine (PCC) or updating an existing setup, our uppers provide the heavy-duty reliability and configuration options that serious shooters demand.